M330139 八、新型說明： 【新型所屬之技術領域】 本創作係有關於一種車刀架結構，尤其是指一種不易 造成車刀片磨損或是斷裂而可以重複使用車刀片之車刀 架結構。 【先前技術】 ^ 按，車床是工具機械中最主要之一種，廣泛的為工業 • 界所採用，這主要是由於車床不但具有多種切削功能，且 能適用於各種不同材料之加工，而現代工業日新月異，產 ► 品之製作也日益精良，都是由於車床機具研究改良的結 果，車床使用之切削刀具通常簡稱為車刀，一般之車刀均 設置於車刀架上，再以車刀碰觸與切削工件，而且可以隨 時更換以方便使用。 \ 上述之車刀架係於車刀架本體之一端設有一嵌合 槽，又於嵌合槽之底部設一定位螺孔，再於嵌合槽之前緣 設置有一刀片定位部，刀片定位部之底部設一刀片定位 孔，藉此在刀片定位孔上依序結合有一墊片、螺栓以及一 I 車刀片，而定位螺孔上則依序結合有一 c型環、一壓片以 及一定位螺絲，壓片係用以夾持車刀片，並於嵌合槽之兩 ’ 側形成有一抵靠緣，抵靠緣係與壓片相貼合，以承受壓片 產生之後移力量。 然而，上述之車刀架在實際使用的時候會有下列之缺 失： 1.上述之車刀架係使用一壓片夾持車刀片，由於壓片僅是 夾持車刀片之一小部分，所以在進行切削作業時，車刀 5 M330139 片常會因為高速且強力之震動而斷裂，不但耗費車刀片 而且拖累工作進度。 2.上述之車刀架在將車刀片結合於刀片定位部之後，車刀 片在進行切削作業時將會與刀片定位部之爽角處產生 磨耗，使得車刀片之壽命減少，同時也增加1廠營運之 成本。 【新型内容】 - 是故，本創作鑑於上述之缺點，以提供一種車刀架結 構，該車刀架結構係將車刀片夾掣於壓片底面之定位槽而 • 不易震動，使得車刀片之上表面不會與壓片底面之定位槽 相碰撞而產生磨損甚至斷裂。 本創作之車刀架結構較佳實施例的特徵在於，其主要 係具有一車刀架本體，車刀架本體之一端開設有一嵌合 槽，喪合槽之底面開設有一刀片定位孔，刀片定位孔鎖設 有一弟·一螺固元件以鎖固該車刀片，車刀片上設置有^一定 位孔，以供第二螺固元件鎖固之用，且第二螺固元件之中 段處徑向延伸形成有一凸緣，凸緣之外側面自頂端向底端 _ 漸縮而形成有一斜面，可完全卡掣於車刀架本體之刀片定 位孔’並於礙合槽之底面開設有一定位螺孔，定位螺孔鎖 . 設有一第一螺固元件以鎖固該壓片，壓片之後側開設有一 穿孔，並於前端之底面部位凹設有一定位槽以夾掣該車刀 片。 根據本創作之車刀架結構其一較佳實施例，該壓片前 端之中央處形成有一凹溝，以便將該車刀架本體之第二螺 固元件鎖固於刀片定位孔。 【實施方式】 6 M330139 >為令本創作所運用之技術内容、創作目的及其達成之 力效有更疋整且清楚的揭露，茲於下詳細說明之，並請一 併參閱所揭之圖式及圖號： 首先，請參照第一圖所示，係本創作車刀架結構改良 其一較佳實施例之示意圖，其係包括一車刀架本體（1)、 一壓片（2)及一車刀片（3)，其中： 該車刀架本體（1)之一端開設有一嵌合槽（u)，以組 設該壓片（2)與該車刀片（3)，並於嵌合槽（11)之底面開設 有一定位螺孔（12)，定位螺孔（12)鎖設有一第一螺固元件 (13)以鎖固該壓片（2)，且於定位螺孔（12)之前側開設有 一刀片定位孔（14)，刀片定位孔（14)鎖設有一第二螺固元 件（15)以鎖固該車刀片（3)，且第二螺固元件（丨5)之中段 處徑向延伸形成有一凸緣（151)，凸緣（151)之外侧面自頂 端向底端漸縮而形成有一斜面（152); 該壓片（2)之後侧開設有一穿孔（21)，請參照第二 圖、第三圖以及第六圓所示，並於前端之底面部位凹設有 一定位槽（22)，定位槽（22)頂面之前端中央處形成有一凹 溝（23)，以便將該車刀架本體（1)之第二螺固元件（15)鎖 固於刀片定位孔（14); 該車刀片（3)上開設有一定位孔（31)，以供第二螺固 元件（15)鎖固之用，且車刀片（3)具有數尖端（32)以進行 切削作業。 於實施組裝時，請參閱第四圖以及第五圖，其係將車 刀片（3)放置於車刀架本體（1)之嵌合槽〇1)前端，且車刀 片（3)之定位孔（31)係與車刀架本體（1)之刀片定位孔04) 相對應，並將第二螺固元件（15)穿過車刀片（3)之定位孔 7 M330139 (31)而鎖固於車刀架本體（1)之刀片定位孔（14)，由於第 二螺固元件（15)之中段處徑向延伸形成有一凸緣（151)， 凸緣（151)之外側面自頂端向底端漸縮而形成有一斜面 (152)，可元全卡掣於車刀架本體（1)之刀片定位孔（14)， 再將壓片（2)放置於車刀架本體（1)之嵌合槽（丨丨）後端，且 壓片（2)後側之穿孔（21)係與車刀架本體（！）之定位螺孔 - (12)相對應，而壓片（2)底面之定位槽（22)係夾掣於車刀 - 片（3)之上方，再以第一螺固元件（13)穿過壓片（2)後侧之 穿孔（21)而鎖固於車刀架本體（1)之定位螺孔（12)，此時 丨壓片（2)底面之定位槽（22)係夾掣於車刀片（3)之上方，所 以進行切削作業而產生震動時，車刀片（3)係受到壓片（2) 底面之定位槽（22)所夾掣而不易震動，使得車刀片（3)之 上表面不會與壓片（2)底面之定位槽（22)相碰撞而磨損甚 爻斷裂’同時由於壓片（2)前端之中央處形成有一凹溝 (23)，以便將車刀架本體〇)之第二螺固元件（15)鎖固於 刀片定位孔（14)，使得壓片（2)底面之定位槽（22)覆蓋車 刀片（3)之面積可以增加，以將車刀片（3)夾持得更穩固， 真由於第二螺固元件（15)中段處之凸緣（151)係完全卡掣 _ 於車刀架本體（1)之刀片定位孔（14) ’不但可以使車刀片 (3)更穩固，也使得車刀片（3)更不容易斷裂。 ’ 於進行切削作業時，請參閱第四圖以及第五圖，由於 靡片（2)底面之定位槽（22)係夾掣於車刀片（3)之上方，且 由於笫二螺固元件（15)中段處之凸緣（151)係完全卡掣於 車刀架本體（1)之刀片定位孔（14)，可以使車刀片（3)之定 位更加穩固，所以進行切削作業而產生震動時，車刀片（3) &上表面不會與壓片（2)底面之定位槽（22)相碰撞而磨損 M330139 甚至斷裂，不但能節省車刀片之消耗而且能節省營運成 本、 請再參照第一圖、七圖以及第八圖所示，係本創作車 刀架結構其他較佳實施例之示意圖，其係令壓片（2)底面 之定位槽（22)形成有160度±5度或80度±5度等各種之夾 角’以配合使用各種形狀之車刀片（3)，如桃形、菱形、 方^以及平行四邊形等等，可以方便使用者視情況選 用，更增實用上之便利性。 ^ 然而前述之實施例或圖式並非限定本創作之鎖固方 法三車刀片形狀或定位槽夾角，任何所屬技術領域中具有 通常知識者之適當變化或修飾，皆應視為不脫離本創作之 專利範轉。 由上述之元件組成與實施說明可知，本創作與現有社 構相較之下，本創作具有以下之優點·· ° 本創作之壓片底面形成有定位槽以夾掣於車刀片之上 方所以進行切削4乍業而產生震動時，+刀片係受到壓 片底面之疋位槽所夾掣而不易震動，使得車刀片 之上表 不3與壓片底面之定位槽相碰撞而產生磨損甚至斷 裂。 創作之壓片前端中央處形成有—凹溝，以便將車刀架 本，之第二_元件鎖固於刀片定位孔，使得壓片底面 之定位槽覆蓋車刀片之面積可以增加 ，不但可以將車刀 片夾持传更穩固’也使得車刀片更不容易斷裂。 本創作之第—螺固元件中段處徑向延伸形成有-凸 緣凸緣之外側面自頂端向底端漸縮而形成有一斜面， 可70王卡掣於車刀架本體之刀片定位孔 ，可以使車刀片 9 M330139 更穩固也更不容易斷裂。 4.本創作之車刀片可受到壓片底面之定位槽所夾掣而不 易震動，使得車刀片之上表面不會與壓片底面之定位槽 祖碰撞而產生磨損甚至斷裂，不但節省車刀片之消耗而 且能節省營運成本。 綜上所述，本創作實施例確能達到所預期之使用功 效，又其所揭露之具體構造，不僅未曾見諸於同類產品 中，亦未曾公開於申請前，誠已完全符合專利法之規定與 要求，爰依法提出新型專利之申請，懇請惠予審查，並賜 准專利，則實感德便。 10 M330139 本創作其一實施例之立體分解圖 本創作其一實施例之壓片立體示意圖 本創作其一實施例之壓片各面示意圖 本創作其一實施例之立體組合圖 本創作其一實施例之組合剖視圖 本創作其一實施例之壓片底面示意圖 本創作其二實施例之壓片底面示意圖 本創作其三實施例之壓片底面示意圖M330139 VIII. New Description: [New Technology Field] This creation is about a tool holder structure, especially a tool holder structure that is not easy to cause the blade to wear or break and can reuse the blade. [Prior Art] ^ Press, lathe is the most important type of tool machinery, widely used in the industrial sector, mainly because the lathe not only has a variety of cutting functions, but also can be applied to the processing of various materials, and modern industry With the rapid development of the products, the production of the products is becoming more and more sophisticated. It is the result of the research and improvement of the lathe tools. The cutting tools used in lathes are usually referred to as turning tools. The general turning tools are set on the turning tool holder and then touched by the turning tool. It cuts the workpiece and can be replaced at any time for ease of use. The above-mentioned tool holder is provided with a fitting groove at one end of the tool holder body, and a positioning screw hole is arranged at the bottom of the fitting groove, and a blade positioning portion is disposed at the front edge of the fitting groove, and the blade positioning portion is A blade positioning hole is arranged at the bottom, so that a gasket, a bolt and an I-car blade are sequentially coupled to the blade positioning hole, and the positioning screw hole is sequentially combined with a c-ring, a pressing piece and a positioning screw. The pressing piece is used for clamping the blade, and an abutting edge is formed on both sides of the fitting groove, and the abutting edge is attached to the pressing piece to bear the force generated by the pressing piece. However, the above-mentioned tool holder has the following defects in actual use: 1. The above-mentioned tool holder uses a tablet to hold the blade, since the tablet is only a small part of the clamping blade, so When cutting, the turning tool 5 M330139 often breaks due to high speed and strong vibration, which not only consumes the car blade but also drags down the work progress. 2. After the above-mentioned tool holder is combined with the blade positioning portion, the blade will wear at the corner of the blade positioning portion during the cutting operation, so that the life of the blade is reduced, and the factory is also increased. The cost of operations. [New content] - Therefore, in view of the above shortcomings, the present invention provides a tool holder structure which clamps the blade to the positioning groove on the bottom surface of the tablet and is not easily vibrated, so that the blade is The upper surface does not collide with the positioning groove on the bottom surface of the tablet to cause wear or even breakage. The preferred embodiment of the tool holder structure of the present invention is characterized in that it mainly has a tool holder body, and a fitting groove is formed at one end of the tool holder body, and a blade positioning hole is formed on the bottom surface of the funnel groove, and the blade is positioned. The hole lock is provided with a brother and a screwing component to lock the blade, and the positioning blade is provided with a positioning hole for locking the second screwing component, and the radial direction of the second screwing component is radial Extending to form a flange, the outer side of the flange is tapered from the top end to the bottom end to form a sloped surface, which can be completely engaged with the blade positioning hole of the tool holder body and has a positioning screw hole on the bottom surface of the blocking groove. Positioning the screw hole lock. A first screwing element is provided to lock the pressing piece, a through hole is formed on the rear side of the pressing piece, and a positioning groove is recessed in the bottom surface of the front end to clamp the turning blade. According to a preferred embodiment of the tool holder structure of the present invention, a groove is formed in the center of the front end of the tablet to lock the second screw member of the tool holder body to the blade positioning hole. [Embodiment] 6 M330139 > For the purpose of making the technical content, creation purpose and the achievement effect of this creation more comprehensive and clear, please elaborate below, and please refer to the disclosure. Fig. and figure number: First, please refer to the first figure, which is a schematic diagram of a modified preferred embodiment of the tool holder structure, which comprises a tool holder body (1) and a pressing piece (2). And a car blade (3), wherein: one end of the tool holder body (1) is provided with a fitting groove (u) for assembling the pressing piece (2) and the turning blade (3), and is embedded A positioning screw hole (12) is defined in the bottom surface of the slot (11), and the positioning screw hole (12) is locked with a first screwing component (13) for locking the pressing piece (2), and the positioning screw hole (12) a blade positioning hole (14) is defined in the front side, and the blade positioning hole (14) is locked with a second screwing member (15) to lock the blade (3), and the second screw member (丨5) Radially extending at a middle portion is formed with a flange (151), and the outer side of the flange (151) is tapered from the top end to the bottom end to form a slope (152); after the pressing piece (2) A perforation (21) is provided, as shown in the second, third and sixth circles, and a positioning groove (22) is recessed in the bottom surface of the front end, and the center of the front end of the top surface of the positioning groove (22) is formed. a groove (23) for locking the second screwing member (15) of the tool holder body (1) to the blade positioning hole (14); the positioning blade (31) is defined in the blade (3) For the second screwing element (15) to be locked, and the turning insert (3) has a number of tips (32) for cutting operations. For the assembly, please refer to the fourth and fifth figures, which are to place the blade (3) on the front end of the fitting groove 1) of the tool holder body (1), and the positioning hole of the blade (3) (31) corresponding to the blade positioning hole 04) of the tool holder body (1), and the second screwing member (15) is locked by the positioning hole 7 M330139 (31) of the blade (3) a blade positioning hole (14) of the tool holder body (1), a flange (151) is formed radially extending from a middle portion of the second screw member (15), and the outer side of the flange (151) is from the top to the bottom. The end is tapered to form a slope (152), which can be fully clamped to the blade positioning hole (14) of the tool holder body (1), and then the pressing piece (2) is placed on the tool holder body (1). The rear end of the groove (丨丨), and the perforation (21) on the rear side of the pressing piece (2) corresponds to the positioning screw hole (12) of the tool holder body (!), and the bottom surface of the pressing piece (2) The positioning groove (22) is clamped to the upper part of the turning tool (3), and then locked to the tool holder by the first screwing element (13) passing through the through hole (21) on the rear side of the pressing piece (2). Positioning screw hole (12) of the body (1), at this time, pressing the sheet (2) The positioning groove (22) of the bottom surface is clamped above the blade (3), so that when the cutting operation generates vibration, the blade (3) is sandwiched by the positioning groove (22) of the bottom surface of the pressing piece (2). The cymbal is not easy to vibrate, so that the upper surface of the blade (3) does not collide with the positioning groove (22) on the bottom surface of the pressing piece (2) and wears and ruptures. At the same time, due to the formation of the center of the front end of the pressing piece (2) a groove (23) for locking the second screw member (15) of the tool holder body 于 to the blade positioning hole (14), so that the positioning groove (22) of the bottom surface of the tablet (2) covers the blade ( 3) The area can be increased to make the car blade (3) more stable, because the flange (151) at the middle of the second screw element (15) is completely stuck _ in the tool holder body (1 The blade positioning hole (14) 'not only makes the blade (3) more stable, but also makes the blade (3) less likely to break. For the cutting operation, please refer to the fourth and fifth figures, because the positioning groove (22) of the bottom surface of the cymbal (2) is clamped over the blade (3), and because of the two screw elements ( 15) The flange (151) at the middle section is completely clamped to the blade positioning hole (14) of the tool holder body (1), so that the positioning of the blade (3) can be made more stable, so when the cutting operation is performed and vibration occurs. The upper surface of the car blade (3) & does not collide with the positioning groove (22) on the bottom surface of the pressing piece (2) and wears the M330139 or even breaks, which not only saves the consumption of the car blade but also saves operating costs. 1 , 7 and 8 are schematic views of other preferred embodiments of the tool holder structure, which are formed such that the positioning groove (22) of the bottom surface of the pressing piece (2) is formed at 160 degrees ± 5 degrees or 80 degrees ± 5 degrees and other angles 'to match the use of various shapes of car blades (3), such as peach, diamond, square ^ and parallelogram, etc., can be convenient for users to choose according to the situation, more practical convenience Sex. ^ However, the foregoing embodiments or drawings are not intended to limit the shape of the three-car blade or the angle of the positioning groove of the present invention. Any suitable change or modification of the person having ordinary knowledge in the art should be regarded as not departing from the creation. Patent model transfer. According to the above-mentioned component composition and implementation description, this creation has the following advantages compared with the existing society. · The bottom surface of the tablet is formed with a positioning groove for clamping over the blade. When the cutting 4 industry produces vibration, the + blade is clamped by the clamping groove on the bottom surface of the pressing piece and is not easy to vibrate, so that the upper surface of the blade does not collide with the positioning groove of the bottom surface of the pressing piece to cause wear or even breakage. At the center of the front end of the created tablet, a groove is formed to lock the second component of the tool holder to the blade positioning hole, so that the area of the bottom groove of the tablet covering the blade can be increased, not only The car blade grips more securely' also makes the car blades less prone to breakage. The first portion of the first screw-solid element of the present invention is formed by a radial extension of the flange portion, and the outer side of the flange is tapered from the top end to the bottom end to form a sloped surface, which can be slid into the blade positioning hole of the tool holder body. The blade 9 M330139 can be made more stable and less prone to breakage. 4. The blade of the original car can be clamped by the positioning groove on the bottom surface of the pressing piece and is not easy to vibrate, so that the upper surface of the blade does not collide with the positioning groove of the bottom surface of the pressing piece to cause wear or even break, which not only saves the blade of the car. Consume and save operating costs. In summary, the present embodiment can achieve the expected use efficiency, and the specific structure disclosed therein has not been seen in similar products, nor has it been disclosed before the application, and has fully complied with the provisions of the Patent Law. And the request, the application for a new type of patent in accordance with the law, please forgive the review, and grant the patent, it is really sensible. 10 M330139 This is an exploded perspective view of an embodiment of the present invention. The three-dimensional schematic diagram of the compression molding of the embodiment of the present invention is a schematic diagram of the various aspects of the compression molding of the embodiment. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view showing a bottom surface of a tablet according to an embodiment of the present invention.
【圖式簡單說明】 第一圖 第二圖 第三圖 第四圖 第五圖 第六圖 第七圖 第八圖 【主要元件符號說明】 (1) 車刀架本體 (12) 定位螺孔 (14) 刀片定位孔 (151) 凸緣 (2) 壓片 (22) 定位槽 (3) 車刀片 (32) 尖端[Simple diagram of the diagram] The first diagram, the second diagram, the third diagram, the fourth diagram, the fifth diagram, the sixth diagram, the seventh diagram, the eighth diagram, the eighth diagram [the main component symbol description] (1) The tool holder body (12) positioning screw hole ( 14) Insert Locating Hole (151) Flange (2) Presser (22) Locating Groove (3) Turning Blade (32) Tip
(11) 般合槽 (13) 第一螺固元件 (15) 第二螺固元件 (152) 斜面 (21) 穿孔 (23) 凹溝 (31) 定位孔 11(11) General groove (13) First screw element (15) Second screw element (152) Bevel (21) Perforation (23) Groove (31) Positioning hole 11